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[BNX2]: Add fast path code to handle RX pages.

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Add function to reuse a page in case of allocation or other errors.
Add code to construct the completed SKB with the additional data in
the pages.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Chan
2007-12-12 11:19:35 -08:00
committed by David S. Miller
parent 47bf4246a3
commit 1db82f2aec
2 changed files with 140 additions and 6 deletions
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2
drivers/net/bnx2.h
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@@ -259,6 +259,7 @@ struct l2_fhdr {
#define L2_FHDR_STATUS_TCP_SEGMENT (1<<14)
#define L2_FHDR_STATUS_UDP_DATAGRAM (1<<15)
#define L2_FHDR_STATUS_SPLIT (1<<16)
#define L2_FHDR_ERRORS_BAD_CRC (1<<17)
#define L2_FHDR_ERRORS_PHY_DECODE (1<<18)
#define L2_FHDR_ERRORS_ALIGNMENT (1<<19)
@@ -6537,6 +6538,7 @@ struct bnx2 {
u32 rx_buf_use_size; /* useable size */
u32 rx_buf_size; /* with alignment */
u32 rx_copy_thresh;
u32 rx_jumbo_thresh;
u32 rx_max_ring_idx;
u32 rx_max_pg_ring_idx;